OT-2026-000020081
Publication integrity record
Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000020081) never changes.
Identity and time
| Publication number | OT-2026-000020081 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb8-7d10-adb0-c3ba8716e077 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020081 |
| Status | PUBLIC |
Content hashes
| Canonical text | 852a9d0efca9407ab3d3fc7c155c6acb11a28d195b45d8728c5a9352650c9b65 |
|---|---|
| Markdown | 36eedc87ee06c2d00cee55a7b7c89436257ebce711022f21d0c735735806fae7 |
| Publication page | 329f97c03d81d7908a11e761f705705eab95d6f9ed3bda7c580c4065250ddfb0 |
| Manifest | fd50eef9828bbde53af1601d020a64d46191a1591f567a05c69cea8984381405 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | CiqFqyhnm9rk5N+OSv1VUzzCL85b6D8kT4Y2HSrPsEDgvvLfzctYHZnGFusfNa8CWrgoZ9ReMeW5Vqh2hbMgDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:58:21.495538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020081observed 329f97c03d81d7908a11e761f705705e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:21.477542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020081/manifest.jsonobserved fd50eef9828bbde53af1601d020a64d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:21.459882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020081/publication.mdobserved 36eedc87ee06c2d00cee55a7b7c89436...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:21.441553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020081/publication.txtobserved 852a9d0efca9407ab3d3fc7c155c6acb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|